/mcpthe H.323 port number always equals zero in the database. The user must update H.323 gateway ports information in the CAR Gateway Configuration window. Be aware that the only port detail information that is taken from the CAR Gateway Configuration window is only for those gateways that do not have port details that are available or that show zero in the Unified Communications Manager database. You can either view reports that the system automatically generates or generate new reports. Only CAR administrators can schedule reports for automatic generation. For more information, see CAR System Parameters, on page 30. This section describes how to generate, view, or mail Gateway Utilization reports. Procedure Step 1 Choose Device Reports > Gateway > Utilization. The Gateway Utilization window displays. Step 2 In the Generate Reports field, choose a time as described in the following table. Table 62: Generate Report Fields Description Parameter Displays the cumulative utilization for each hour in a 24-hour period for the period that you specify in Step 8, on page 145. Hour of Day Displays the cumulative utilization for the days of the week that occur within the period that you specify in Step 8, on page 145. Day of Week Displays the cumulative utilization for the days of the month that occur within the period that you specify in Step 8, on page 145. Day of Month Step 3 In the Available Reports field, choose an automatically generated report (if available) and go to Step 10, on page 145 or use the default Generate New Report and go to Step 4, on page 144. Step 4 To display the list of gateways that you can include in the report in the List of Gateways box, perform one of the following tasks: a) To display all gateways in the List of Gateways box, click Gateway Types in the column on the left side of the window. b) To display gateways for a particular gateway type in the List of Gateways box, click the icon next to Gateway Types in the column on the left side of the window. The tree structure expands, and a list of gateway types displays. Choose a gateway type from the list, and the gateway name displays in the List of Gateways box. Note The List of Gateways box will list up to 200 gateways that are configured for the chosen gateway type. Call Reporting and Billing Administration Guide for Cisco Unified Communications Manager, Release 15 and SUs 144 CDR Analysis and Reporting Generate Gateway Utilization Reports